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i <br /> be stopped. The field crew will be instructed to stay up wind and <br /> methods will be applied to subdue fugitive :vapor emissions such as y <br /> sprinkling soil with water, or use of a copus blower. The Site <br /> Safety Officer will make such determinations. <br /> [Not required for this event} If. LEL is >10% in or around the <br /> boring, work must stop and not commence until determined safe <br /> and\or the LEL drops below <10a . <br /> If oxygen levels in the immediaEte work area are < 19.5%, work must <br /> stop until determinate safe and\or levels are >19.5%. <br /> 5. symptoms of Acute Overexposure <br /> Gasoline vapors maybe irritating to the skin, eyes and respiratory <br /> tract. The vapors may effect the central nervous system and may <br /> cause nasal and respiratory irritation, nausea, fatigue, headaches <br /> and dizziness, and in the extreme death. <br /> Oxygen Deficiency: <br /> May cause dizziness. <br /> Heat Stress and Noise: <br /> A hazard exists when individuals are required to work in warm <br /> temperatures, particularly while, wearing impervious protective <br /> clothing. When the ambient air temperature exceeds 65 degrees, <br /> heat stress may become problem. If these conditions are <br /> encountered, the following precautions on the next will be taken: <br /> * During day-to-day field work, the on-site supervisor will <br /> be alert for the signs and symptoms of heat exposure. <br /> Field workers will be observed for the following signs and symptoms <br /> of heat stress: <br />} <br /> * profuse sweating, or complete lack of sweating , <br /> * skin color change, <br /> * increased heart rate, <br /> * body temperatures in excess of 100 degrees as measured by <br /> thermometers, and <br /> * vision problems. <br /> Any team member who exhibits any of these signs or symptoms will be <br /> removed immediately from field work and be requested to consume <br /> electrolyte fluid or cool water while resting in a shaded area. <br /> The individual will be instructed to rest until the symptoms are no <br /> 5 <br />